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Forum: Transformers, Phase Converters and VFD

Machine voltage issues, three phase via single phase power, and variable frequency drives discussion

  1. Sticky Thread Sticky: Rotary Phase Converter Designs and Plans

    Started by Milacron, 09-21-2006 01:46 AM
    10 Pages
    1 2 3 ... 10
    • Replies: 181
    • Views: 386,658
    01-24-2020, 10:32 AM Go to last post
  2. Sticky Thread Sticky: Huanyang VFDs.... Banned from discussion

    Started by JST, 08-02-2017 05:05 PM
    banned, huanyang, sold, units, vfds
    • Replies: 0
    • Views: 9,922
    08-02-2017, 05:05 PM Go to last post
    • Replies: 0
    • Views: 6,314
    04-03-2017, 02:11 PM Go to last post
  3. Sticky Thread Sticky: Please keep threads to one subject as much as possible

    Started by JST, 01-10-2016 01:09 AM
    archives, attach, cases, cheap, close, discussion, easy, ends, fast, force, general, instance, means, original, part, pick, plan, post, question, searchable, start, subject, temporarily, thread, vfds
    • Replies: 0
    • Views: 10,328
    01-10-2016, 01:09 AM Go to last post
  4. Sticky Thread Sticky: A reminder.... please make your thread title meaningful

    Started by JST, 02-23-2013 10:31 AM
    • Replies: 0
    • Views: 18,468
    02-23-2013, 10:31 AM Go to last post
  1. 220v siingle phase to 440, 480 or 575 volt 3 phase

    Started by Mrgt350, 01-12-2013 09:03 AM
    2 Pages
    1 2
    • Replies: 25
    • Views: 29,320
    01-27-2020, 11:55 AM Go to last post
  2. Toolmaster 1B Variable Frequency Drive

    Started by SABToolmaster, 12-13-2019 07:26 AM
    2 Pages
    1 2
    • Replies: 21
    • Views: 1,360
    01-27-2020, 09:40 AM Go to last post
    • Replies: 2
    • Views: 392
    01-27-2020, 06:39 AM Go to last post
  3. 240v to 480v downgrade

    Started by claya, 01-08-2020 09:19 PM
    2 Pages
    1 2
    • Replies: 27
    • Views: 1,466
    01-26-2020, 05:24 PM Go to last post
  4. Wire a bench grinder with messy wiring

    Started by mecheng46, 01-26-2020 04:57 AM
    capacitor, grinder, motor, switch, wire
    • Replies: 3
    • Views: 211
    01-26-2020, 10:18 AM Go to last post
  5. VFD Recommendations?

    Started by catch22, 01-23-2020 08:44 PM
    • Replies: 16
    • Views: 653
    01-24-2020, 07:08 PM Go to last post
  6. Used rotary phase converter???

    Started by Joeblough, 01-13-2020 09:38 PM
    • Replies: 15
    • Views: 856
    01-24-2020, 05:52 PM Go to last post
  7. 3 Phase Converter Help!

    Started by SufernTlmkr, 12-25-2019 03:00 PM
    • Replies: 18
    • Views: 1,499
    01-24-2020, 10:56 AM Go to last post
  8. Question Single Phase to 3 Phase

    Started by TheMetrologist, 01-20-2020 06:58 PM
    3-phase, compressor, phase, single, unit
    • Replies: 11
    • Views: 758
    01-21-2020, 08:34 PM Go to last post
    • Replies: 2
    • Views: 263
    01-21-2020, 11:40 AM Go to last post
    • Replies: 24
    • Views: 1,232
    01-21-2020, 10:34 AM Go to last post
  9. 480v equipment at 430V

    Started by silencerman, 01-16-2020 03:03 AM
    equipment, high, tap, transformer, voltage
    • Replies: 12
    • Views: 724
    01-21-2020, 09:53 AM Go to last post
  10. Two legs of three phase power supply

    Started by Designmaestro, 01-17-2020 02:58 PM
    phase, power, single phase, supply, three phase
    • Replies: 5
    • Views: 537
    01-19-2020, 06:20 AM Go to last post
    • Replies: 7
    • Views: 869
    01-19-2020, 12:57 AM Go to last post
  11. How would you set up your off grid shop?

    Started by Gringo-Gaucho, 01-15-2020 02:04 PM
    2 Pages
    1 2
    3phase, efficiency, vdc, vfd, watt
    • Replies: 24
    • Views: 1,234
    01-18-2020, 09:20 AM Go to last post
  12. Need advice on VFD installation.

    Started by 9100, 01-07-2020 09:46 PM
    braking, forward, grinder, operator, speed
    • Replies: 13
    • Views: 947
    01-17-2020, 06:25 PM Go to last post
  13. Connecting a 3-Phase switch

    Started by Chris Hall, 11-29-2019 12:32 PM
    2 Pages
    1 2
    • Replies: 25
    • Views: 1,601
    01-17-2020, 11:05 AM Go to last post
  14. Selling a Phase Technology DPC 20

    Started by Gackman, 12-13-2019 10:54 AM
    delta/wye, dpc, leg, longer, transformer
    • Replies: 6
    • Views: 875
    01-17-2020, 10:21 AM Go to last post
  15. Need advice on shop power for new home build

    Started by systemsplanet, 01-06-2020 12:53 AM
    3 phase power, phase, power, volt, wire
    • Replies: 7
    • Views: 646
    01-15-2020, 01:26 PM Go to last post
  16. Lincoln CV-400 on single phase...

    Started by CADman_KS, 12-10-2014 07:54 PM
    4 Pages
    1 2 3 ... 4
    • Replies: 66
    • Views: 17,727
    01-13-2020, 08:46 AM Go to last post
    • Replies: 13
    • Views: 1,262
    01-13-2020, 03:02 AM Go to last post
  17. Question Wiring single phase 220 motor to barrel switch

    Started by CptTdawg, 01-08-2020 11:18 PM
    • Replies: 9
    • Views: 676
    01-12-2020, 10:33 AM Go to last post
    • Replies: 42
    • Views: 3,086
    01-11-2020, 05:29 PM Go to last post
  18. VFD for De Valličre H.130C Lathe

    Started by Rick427, 01-10-2020 02:40 AM
    buy, lathe, motor, rpm, vfd
    • Replies: 1
    • Views: 342
    01-10-2020, 03:23 PM Go to last post
  19. 3 Phase Air Compressor - 220v Wiring

    Started by omanalansan, 11-20-2018 12:29 PM
    • Replies: 14
    • Views: 4,337
    01-10-2020, 01:06 PM Go to last post
  20. Will a vfd work?

    Started by Rooster35236, 01-07-2020 11:17 AM
    controller, machine, motor, phase, vfd
    • Replies: 2
    • Views: 445
    01-08-2020, 06:41 PM Go to last post
  21. I've found this book is it worth buying? any one read it?

    Started by pxr5, 12-17-2019 05:48 AM
    2 Pages
    1 2
    book, edition, master, read, unique3phase
    • Replies: 35
    • Views: 2,808
    01-07-2020, 11:09 PM Go to last post
  22. Possible to isolate Phase-Perfect generated noise from the mains?

    Started by wheelieking71, 09-26-2019 10:58 AM
    6 Pages
    1 2 3 ... 6
    • Replies: 108
    • Views: 5,482
    01-07-2020, 04:26 PM Go to last post
  23. Supco potental relay in rpc.

    Started by 4miller1, 12-12-2019 10:17 PM
    • Replies: 10
    • Views: 1,016
    01-07-2020, 12:52 PM Go to last post
  24. Recomend VFD for irrigation system?

    Started by trevj, 01-02-2020 01:00 AM
    control, irrigation, pretty, running, start
    • Replies: 7
    • Views: 796
    01-06-2020, 12:14 PM Go to last post
  25. Need 120v circuit on 3 phase machine

    Started by richard newman, 01-05-2020 12:12 PM
    120v, controller, feed, phase, transformer
    • Replies: 2
    • Views: 455
    01-06-2020, 09:59 AM Go to last post
  26. Running a 1/4 hp 90 vdc motor at 120 vdc?

    Started by richard newman, 05-28-2016 03:58 PM
    harm, heavily, motors, pedal, vdc
    • Replies: 14
    • Views: 3,937
    01-05-2020, 11:47 AM Go to last post
  27. Encoder requirements for new VFD system

    Started by Seaman, 12-15-2019 11:04 AM
    accept, encoder, rpm, spindle, system
    • Replies: 13
    • Views: 1,100
    01-04-2020, 08:49 PM Go to last post
  28. M05 from high RPM kicking out my PT380

    Started by Rick Finsta, 01-01-2020 03:14 PM
    • Replies: 14
    • Views: 825
    01-04-2020, 11:08 AM Go to last post
    • Replies: 19
    • Views: 1,674
    01-02-2020, 11:52 PM Go to last post
    • Replies: 8
    • Views: 607
    01-02-2020, 08:00 PM Go to last post
  29. Touchy potentiometer at low end

    Started by leeko, 12-28-2019 02:11 PM
    • Replies: 7
    • Views: 731
    01-02-2020, 03:09 PM Go to last post
  30. 190/380 Volt, 50 Hz Huh???

    Started by Doug W, 12-16-2019 01:48 AM
    190/380, looked, mill, pack, power
    • Replies: 12
    • Views: 1,147
    01-02-2020, 10:35 AM Go to last post
  31. Cost of running: 5HP vs. 10HP?

    Started by DocsMachine, 12-11-2019 06:35 AM
    10hp, 3-phase, 5hp, cost, motor
    • Replies: 19
    • Views: 1,727
    01-01-2020, 09:20 PM Go to last post
  32. Help with Delta VFD

    Started by Evenglischatiest, 01-01-2020 03:53 PM
    delta, finding, manual, relay, vfd
    • Replies: 0
    • Views: 316
    01-01-2020, 03:53 PM Go to last post

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